body{
    margin: 0px 0px;
    padding: 0px 0px;
    background-color: #3e2f42a3;
}
#top{
    width: 100%;
    height: 30px;
}
#l_r{
    width: 100px;
    height: 30px;
    right: 0px;
    position: fixed;
}
.lr1, .lr2{
    text-decoration: none;
    padding: 0px;
    margin-top: 0px;
    display: block;
    width: 50px;
    height: 30px;
    float: left;
    text-align: center;
    line-height: 30px;
}